Single Choice

In conifers fibres are likely to be absent in

Asecondary phloem
Bsecondary xylem
Correct Answer
Cprimary phloem
Dleaves

Solution

Conifers: In this, the vascular cylinder of stem is eustelic consisting of conjoint, collateral, open and endarch vascular bundles. Resin ducts are present. Secondary xylem is homogenous (i.e., vessels are absent) and pycnoxylic.
So, the correct answer is 'Secondary xylem'.

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